Photographic term Optical glass  SWPPLuminosi

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Term - Optical glass

Optical glass SWPP Photographic Glossary

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Optical glass

Used for manufacturing lenses and prisms. It is specially manufactured to be free of defects and distortion, and to withstand heat and humidity. Each type f optical glass is classified according to its refractive index and light dispersive quality. Two or more types of optical glass are typically used in the component elements of photographic lenses.


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